All religions must be tolerated... for every man must get to heaven in his own way.
Frederick II

He who defends everything defends nothing.
Frederick II

I begin by taking. I shall find scholars later to demonstrate my perfect right.
Frederick II

If my soldiers were to begin to think, not one of them would remain in the army.
Frederick II

My people and I have come to an agreement which satisfied us both. They are to say what they please, and I am to do what I please.
Frederick II

Religion is the idol of the mob; it adores everything it does not understand.
Frederick II

The greatest and noblest pleasure which we have in this world is to discover new truths, and the next is to shake off old prejudices.
Frederick II

What is the good of experience if you do not reflect?
Frederick II